package com.example.big_data.service;

import com.example.big_data.bean.Product1;
import com.example.big_data.bean.Product2;
import com.example.big_data.bean.Sell;

import java.io.IOException;
import java.util.List;


public interface ISearchAllData {

    public List<Product1> SearchAllProduct1() throws IOException;

    public List<Product2> SearchAllProduct2() throws IOException;

    public List<Sell> SearchAllSell() throws IOException;


}
